149 lines
4.4 KiB
Python
149 lines
4.4 KiB
Python
#If running from editor
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if (get_exec_pars().source == CommandSource.ui) and (get_exec_pars().script == "EigerAbsSpec") :
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ROI = {"Region1": [10,5,20, 10], "Region2": [20,15,20, 10]}
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SAVE_SPECTRUM = True
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SAVE_IMAGES = True
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WITH_I0 = True
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SWITCH_POL = False
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EXPOSURE = 1.0
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AVERAGE = 1
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NUMBER_SCANS = 2
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RANGES = [[600.0, 605.0, 1.0]]
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DRIFT_CORRECTION = True
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print "Starting AbsSpec: ",SAVE_SPECTRUM, SAVE_IMAGES, WITH_I0, SWITCH_POL, EXPOSURE, AVERAGE, NUMBER_SCANS, RANGES
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SAVE_DIAGS = True
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calculated_shifts={}
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if SWITCH_POL:
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init_pol_switch("Normal")
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log("ROIs: " + str(ROI))
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if len(RANGES) == 0:
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raise Exception("No scan range defined")
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start = time.time()
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init_eiger(exposure=EXPOSURE)
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#set_exec_pars(name="AbsortionSpectrum", format="csv", layout="table")
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tag = None #AbsortionSpectrum_{seq}%03d_{count}%02d"
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set_exec_pars(name="AbsortionSpectrum")
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rois = create_roi_devices(ROI)
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if AVERAGE>1:
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for i in range(len(rois)):
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rois[i].monitored = True
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rois[i] = create_averager(rois[i], AVERAGE, -1)
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rois[i].monitored = True
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frames=[]
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class SyncEnergy(Writable):
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def write(self,pos):
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if not get_dry_run():
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#put_energy(pos)
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BML_energy.move(pos)
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else:
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print "Energy=" + str(pos)
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sync_energy=SyncEnergy()
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set_device_alias(sync_energy, "Energy") #Set display name
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sensors = rois + [SR_current]
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if WITH_I0:
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sensors = sensors + [Keithley_1_raw]
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av=None
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def grab_image(position, scan):
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global av
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av = average_eiger_frames(AVERAGE, roi=None, wait_next=True)
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if SAVE_IMAGES:
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metadata = get_diags() if SAVE_DIAGS else {}
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FormatTIFF.setMetadata(metadata)
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if DRIFT_CORRECTION and (calc_roi is not None):
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global ref_image
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scan_name = get_data_manager().getScanPath(scan)
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filename = get_exec_pars().path + "/" + scan_name + "_corr_" + ("%04d.tiff" % (scan.recordIndexInPass-1))
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filename = Setup.expandPath(filename)
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if ref_image is None:
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ref_image = av
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save_as_tiff(av, filename, metadata=metadata)
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else:
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shift_and_save_as_tiff(av, filename, ref_image, calc_roi, metadata=metadata)
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class Average(ReadableMatrix):
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def read(self):
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return av.matrix
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def getWidth(self):
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return eiger.dataMatrix.getWidth()
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def getHeight(self):
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return eiger.dataMatrix.getHeight()
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averager=Average()
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set_device_alias(averager, "Image") #Set display name
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if SAVE_IMAGES:
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sensors.append(averager) #sensors.append(eiger.getDataMatrix())
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#Initialize vartiables
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if not get_dry_run() and str(get_setting("AUTO_SWITCH_VALVE")).lower() == "true":
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open_vg10()
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if not get_dry_run() and str(get_setting("AUTO_SWITCH_SHUTTER")).lower() == "true":
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caput(FAST_SHTR, 'Open')
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#put_id_offset(1, OFFSET_ID_1) #offset on ID1
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#put_id_offset(2, OFFSET_ID_2) #offset on ID2
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"""
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if ID == "ID1":
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current_pol=POL_IDS[POL_ID_1] #get_id_pol(1)
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put_id_pol(1,current_pol)
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caput('X11MA-ID2-GAP:SET',100) #open Gap ID2
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elif ID == "ID2":
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current_pol=POL_IDS[POL_ID_2]#get_id_pol(2)
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put_id_pol(2,current_pol)
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caput('X11MA-Ivg10D1-GAP:SET',100) #open Gap ID1
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elif ID == "ID1_ID2":
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polID1=POL_IDS[POL_ID_1]
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polID2=POL_IDS[POL_ID_2]
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put_id_pol(1,polID1)
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put_id_pol(2,polID2)
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wait_channel("X11PHS:alldone", 1)
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"""
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if DRIFT_CORRECTION:
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roi = IMAGING_ROI
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if roi is None:
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roi = DEFAULT_ROI
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calc_roi = Roi(roi.x,roi.y,roi.width, roi.height)
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ref_image = None # grab_frame(image, None, True)
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def after_pass(pass_number, scan):
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if SWITCH_POL:
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if pass_number<scan.numberOfPasses:
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switch_pol()
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try:
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rscan(sync_energy, sensors, RANGES, latency = 0.0 , passes = NUMBER_SCANS, tag=tag, before_read=grab_image, save=SAVE_SPECTRUM, split=True, keep=False, after_pass=after_pass)
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finally:
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FormatTIFF.setMetadata({})
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if AVERAGE>1:
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for i in range(len(rois)):
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rois[i].parent.monitored = False # Remove listeners on the image
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if not get_dry_run() and str(get_setting("AUTO_SWITCH_VALVE")).lower() == "true":
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close_vg10()
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if not get_dry_run() and str(get_setting("AUTO_SWITCH_SHUTTER")).lower() == "true":
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caput(FAST_SHTR, 'Close')
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restore_eiger()
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print "Running time: " + str(time.time() - start) |